/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
import { Injectable } from '@angular/core';
import {
  CanActivate,
  Router,
  ActivatedRouteSnapshot,
  RouterStateSnapshot
} from '@angular/router';
import { AuthenticationService } from '../service/authentication.service';

// This guard will ensure that logout is called even if you call /login manually
@Injectable()
export class LoginGuard implements CanActivate {

  constructor(private authService: AuthenticationService, private router: Router) {}

  canActivate(next: ActivatedRouteSnapshot, state: RouterStateSnapshot) {

    this.authService.clearAuthentication();

    return true;

  }
}
